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- /*
- Copyright (C) 2014 sapier
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public License along
- with this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
- #ifndef TOUCHSCREENGUI_HEADER
- #define TOUCHSCREENGUI_HEADER
- #include <IGUIEnvironment.h>
- #include <IGUIButton.h>
- #include <IEventReceiver.h>
- #include <vector>
- #include <map>
- #include "game.h"
- #include "tile.h"
- using namespace irr;
- using namespace irr::core;
- using namespace irr::gui;
- typedef enum {
- forward_id = 0,
- backward_id,
- left_id,
- right_id,
- jump_id,
- crunch_id,
- inventory_id,
- chat_id,
- after_last_element_id
- } touch_gui_button_id;
- #define MIN_DIG_TIME_MS 500
- #define MAX_TOUCH_COUNT 64
- extern const char** touchgui_button_imagenames;
- class TouchScreenGUI
- {
- public:
- TouchScreenGUI(IrrlichtDevice *device, IEventReceiver* receiver);
- ~TouchScreenGUI();
- void translateEvent(const SEvent &event);
- void init(ISimpleTextureSource* tsrc,float density);
- double getYaw() { return m_camera_yaw; }
- double getPitch() { return m_camera_pitch; }
- line3d<f32> getShootline() { return m_shootline; }
- void step(float dtime);
- void resetHud();
- void registerHudItem(int index, const rect<s32> &rect);
- void Toggle(bool visible);
- void Hide();
- void Show();
- private:
- IrrlichtDevice* m_device;
- IGUIEnvironment* m_guienv;
- IEventReceiver* m_receiver;
- ISimpleTextureSource* m_texturesource;
- v2u32 m_screensize;
- std::map<int,rect<s32> > m_hud_rects;
- std::map<int,irr::EKEY_CODE> m_hud_ids;
- bool m_visible; // is the gui visible
- /* value in degree */
- double m_camera_yaw;
- double m_camera_pitch;
- line3d<f32> m_shootline;
- rect<s32> m_control_pad_rect;
- int m_move_id;
- bool m_move_has_really_moved;
- s32 m_move_downtime;
- bool m_move_sent_as_mouse_event;
- v2s32 m_move_downlocation;
- struct button_info {
- float repeatcounter;
- irr::EKEY_CODE keycode;
- std::vector<int> ids;
- IGUIButton* guibutton;
- bool immediate_release;
- };
- button_info m_buttons[after_last_element_id];
- /* gui button detection */
- touch_gui_button_id getButtonID(s32 x, s32 y);
- /* gui button by eventID */
- touch_gui_button_id getButtonID(int eventID);
- /* check if a button has changed */
- void handleChangedButton(const SEvent &event);
- /* initialize a button */
- void initButton(touch_gui_button_id id, rect<s32> button_rect,
- std::wstring caption, bool immediate_release );
- /* load texture */
- void loadButtonTexture(button_info* btn, const char* path);
- struct id_status{
- int id;
- int X;
- int Y;
- };
- /* vector to store known ids and their initial touch positions*/
- std::vector<id_status> m_known_ids;
- /* handle a button event */
- void ButtonEvent(touch_gui_button_id bID, int eventID, bool action);
- /* handle pressed hud buttons */
- bool isHUDButton(const SEvent &event);
- /* handle released hud buttons */
- bool isReleaseHUDButton(int eventID);
- /* handle double taps */
- bool doubleTapDetection();
- /* doubleclick detection variables */
- struct key_event {
- unsigned int down_time;
- s32 x;
- s32 y;
- };
- /* array for saving last known position of a pointer */
- v2s32 m_pointerpos[MAX_TOUCH_COUNT];
- /* array for doubletap detection */
- key_event m_key_events[2];
- };
- extern TouchScreenGUI *g_touchscreengui;
- #endif
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